Moved the state out to a different file

src/simulation.rs

@@ -1,6 +1,7 @@
 use legion::prelude::*;
 use rand::prelude::*;
-use serde::Serialize;
+
+use crate::state::Object;
 
 #[derive(Clone, Debug, PartialEq)]
 struct Name {
@@ -23,13 +24,6 @@ pub struct Simulation {
     world: World
 }
 
-#[derive(Clone, Serialize)]
-pub struct Object {
-    pub name: String,
-    pub x: f64,
-    pub y: f64,
-}
-
 impl Simulation {
     pub fn new() -> Self {
         let universe = Universe::new();